//<![CDATA[

var baseIcon = new GIcon();
baseIcon.shadow = site_url+"filebin/icons/shadow.png";
baseIcon.iconSize = new GSize(25, 25);
baseIcon.shadowSize = new GSize(43, 35);
baseIcon.iconAnchor = new GPoint(12, 12);
baseIcon.infoWindowAnchor = new GPoint(12, 12);
baseIcon.infoShadowAnchor = new GPoint(0, 0);
			
var global_markers = new Array();

function createMarker(point, index, html) {
	var letter = String.fromCharCode("a".charCodeAt(0) + index);
	var icon = new GIcon(baseIcon);
	icon.image = site_url+"filebin/icons/" + letter + ".png";
	
	var marker = new GMarker(point, icon);
	global_markers[index] = marker;
	//var marker = new GMarker(point);
	GEvent.addListener(marker, "click", function(){
    	marker.openInfoWindowHtml(html);
  	});
  	return marker;
}

function trigger_click(show_marker) {
	//alert(show_marker);
	GEvent.trigger(global_markers[show_marker], "click");
}
function countryChange() {

	var rgn = Spry.Data.getRegion('ul_obs');
	rgn.clearContent();		

	if (document.getElementById("country").value != '227' && document.getElementById("country").value != '39') {
		document.getElementById("dist").style.visibility = "hidden";
		document.getElementById("zip").style.visibility = "hidden";
		document.getElementById("locatorGo").style.visibility = "hidden";
		load();	
	} else {
		document.getElementById("dist").style.visibility = "visible";
		document.getElementById("zip").style.visibility = "visible";	
		document.getElementById("locatorGo").style.visibility = "visible";
	}
	
	//SAVE COUNTRY SELECTION TO SESSION
	var country = document.getElementById("country").value;
	var url = "filebin/ajax/php/setCountry.php?country="+country;
	var xml = new JKL.ParseXML(url);
	var data = xml.parse();	
}
function load_prep(visibility) {
	
	if (document.getElementById("locatorGo")) {

		//PROVIDE USER FEEDBACK
		document.getElementById("locatorGo").innerHTML = '<img src="filebin/images/searching_btn.gif" id="gobtn" style="visibility:visible;" align="absmiddle" border="0" class="goButton2">';
	    var rgn = Spry.Data.getRegion('ul_obs');
	    rgn.clearContent();		
		setTimeout("load(\'"+visibility+"\')",100);		
		
	}
}
function load(visibility) {
	//alert("yes");
	//document.getElementById("desc_hold").innerHTML = document.getElementById("map").innerHTML;
	//document.getElementById("map").style.height='300px';
	var zip = document.getElementById("zip").value;
	var dist = document.getElementById("dist").value;
	var country = document.getElementById("country").value;

	var map = new GMap2(document.getElementById("map"));
	map.addControl(new GSmallMapControl());
	map.addControl(new GMapTypeControl());
	if (country == '227' || country == '39') {
		map.setCenter(new GLatLng(38.479395, -90.703125), 3);
	} else {
		map.setCenter(new GLatLng(35.86166, 104.195397), 1);
	}
	var bounds = new GLatLngBounds();
	

//map.enableContinuousZoom();
// Download the data in data.xml and load it on the map. The format we
// expect is:
// <markers>
//   <marker lat="37.441" lng="-122.141"/>
//   <marker lat="37.322" lng="-121.213"/>
// </markers>
list_show(zip, dist, country);

	if (country == '227' || country == '39') {
		//document.getElementById("map").style.display = "block";
	} else {
		//document.getElementById("map").style.display = "none";
	}
	
	if (country == '227' || country == '39') {
		//
		
		GDownloadUrl(site_url+"map_xml.php?country="+country+"&zip="+zip+"&dist="+dist, function(data, responseCode) {
		  var xml = GXml.parse(data);
		  var markers = xml.documentElement.getElementsByTagName("marker");
		  var centroid_lat = 0;
		  var centroid_lng = 0;
		  var oops = 0;
		  for (var i = 0; (i < markers.length && i < 27); i++) {
			var point = new GLatLng(parseFloat(markers[i].getAttribute("lat")),
									parseFloat(markers[i].getAttribute("lng")));
			centroid_lat += parseFloat(markers[i].getAttribute("lat"));
			centroid_lng += parseFloat(markers[i].getAttribute("lng"));
			//map.addOverlay(new GMarker(point));//createMarker(point, html)
			var html_out="<div style='color: #999999; font-size: 11px; line-height: 1.5em; font-family: Verdana, sans-serif;'>"+markers[i].getAttribute("html")+"</div>";
			if (markers[i].getAttribute("empty")==0) {
				map.addOverlay(createMarker(point, i, html_out));
				//map.addOverlay(createMarker(point, html_out));
				bounds.extend(new GLatLng(parseFloat(markers[i].getAttribute("lat")), parseFloat(markers[i].getAttribute("lng"))));
			}
			else {
				var oops = 1;
				//if (document.getElementById("spry_li")) document.getElementById("spry_li").innerHTML = "No result found";
			}
			//alert(i);
		  }
	 
	  //alert(centroid_lat);
	  if (oops == 0) {
		  if (i>0) {
			centroid_lat = centroid_lat/i;
			centroid_lng = centroid_lng/i;
		  }
		  var zoom = 0;
		  if (i == 1) zoom=15;
		  else zoom=9;
		  if (centroid_lat!=0 && centroid_lng!=0) {
			  map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
			  //alert(bounds.getCenter())
		  }
		  map.savePosition();
	  }
	});
	//
	}
	map.enableContinuousZoom();
	//document.getElementById("desc_back").style.display = "block";
	//return false;
	
	//RESET BUTTON
	if (document.getElementById("locatorGo")) {

		document.getElementById("locatorGo").innerHTML = '<a href="javascript:load_prep();"><img src="filebin/images/go.gif" id="gobtn" style="visibility:'+visibility+';" align="absmiddle" border="0" class="goButton2"></a>';
	}		
	
}



var ds1 = new Spry.Data.XMLDataSet(site_url+"map_xml.php", "/markers/marker");

function list_show(zip, dist, country) {
	//alert(zip);
	if (country == '227' || country == '39') {
		ds1.setURL(site_url+"map_xml.php?country="+country+"&zip="+zip+"&dist="+dist, "/markers/marker");
		ds1.loadData()
	} else {
		ds1.setURL(site_url+"no_map_xml.php?country="+country, "/markers/marker");
		ds1.loadData()
	}
	//alert(ds1);
	
}

    //]]>
function addOnloadEvent(fnc){
  if ( typeof window.addEventListener != "undefined" )
    window.addEventListener( "load", fnc, false );
  else if ( typeof window.attachEvent != "undefined" ) {
    window.attachEvent( "onload", fnc );
  }
  else {
    if ( window.onload != null ) {
      var oldOnload = window.onload;
      window.onload = function ( e ) {
        oldOnload( e );
        window[fnc]();
      };
    }
    else
      window.onload = fnc;
  }
}